NPPES file of Aug 9, 2026

Behavior Analyst in California

20,348 NPPES records list behavior analyst with a practice address in California, 52 per 100,000 residents, the 5th highest rate of 51. Costa Mesa and San Diego have the most; each record links to the provider's NPI and the California license search. Page 287 of 407.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103K00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Costa Mesa has the most, 1,239

  1. Costa Mesa1,239
  2. San Diego1,157
  3. Sacramento597
  4. Los Angeles534
  5. Woodland Hills509

Behavior Analyst records in California

  1. Heather PhamCosta Mesa, CA 926261578397691
  2. Jennifer PhamAnaheim, CA 928061396419172
  3. John PhamCosta Mesa, CA 926261225910169
  4. Jolene PhamFullerton, CA 928321457814691
  5. Kelsey Pham, BCBADana Point, CA 926291275092819
  6. Kevin PhamPoway, CA 920641053914127
  7. Kristie PhamGarden Grove, CA 928401154880805
  8. Lam PhamCosta Mesa, CA 926261811706898
  9. Mylan PhamHayward, CA 945451114200359
  10. Sean PhamMountain View, CA 940401750058509
  11. Thai PhamIrvine, CA 926061982262697
  12. Timmy PhamCosta Mesa, CA 926261295556876
  13. Tori PhamLos Angeles, CA 900341376003822
  14. Tram Pham, BCBACarlsbad, CA 920081265934210
  15. Viet PhamCosta Mesa, CA 926261689435505
  16. Andy PhanAnaheim, CA 928071417416215
  17. Anthony PhanWest Covina, CA 917901285390815
  18. Anthony PhanSan Diego, CA 921281508368499
  19. Bang PhanOrange, CA 928651427551720
  20. Cattuong Phan, BCBASanta Ana, CA 927051679004352
  21. Christina Phan, MS, BCBAArcata, CA 955211851935928
  22. Elaine Phan, MA, BCBASan Gabriel, CA 917761306623376
  23. Ivy PhanFountain Valley, CA 927081962209288
  24. Kathy PhanSan Mateo, CA 944011043711807
  25. Kristine Phan, BCBALakewood, CA 907131932699022
  26. Lillian Phan, M.S., BCBAFountain Valley, CA 927081811246721
  27. Quynh Tien PhanSan Diego, CA 921081134615867
  28. Tina PhanCampbell, CA 950081962242743
  29. Vinh PhanSan Jose, CA 951121861631509
  30. Anh Phan-Chu, M.S., BCBAGarden Grove, CA 928411356699532
  31. Athena PhangCerritos, CA 907031548735541
  32. Wan Yi PhangCerritos, CA 907031245613371
  33. Chanchoy PharnAlameda, CA 945011245726967
  34. Sanjeevani PhatakValencia, CA 913551598633612
  35. Kevin PhaukWoodland Hills, CA 913671497233456
  36. Savannah Phelan, MA BCBACulver City, CA 902301164956710
  37. Katie Phelps, BCBAVisalia, CA 932771396204434
  38. Rianne PhelpsSacramento, CA 958161932818812
  39. Angela PhiensinhRancho Cordova, CA 956701033681812
  40. Gaven PhiferCosta Mesa, CA 926261417718552
  41. Sagine PhilippeauxLos Angeles, CA 900571740623602
  42. Holly PhilipsTarzana, CA 913561801487731
  43. Cassandra PhillipAlameda, CA 945011841774494
  44. Sally PhillipSan Diego, CA 921541518474204
  45. Alyssa Phillipe, M.A., BCBALake Elsinore, CA 925321588029722
  46. Bree PhillipsClovis, CA 936111982106894
  47. Chonnie PhillipsWoodland Hills, CA 913671972086908
  48. Fatima PhillipsEncino, CA 914361053799676
  49. Jacob PhillipsHuntington Beach, CA 926471164092698
  50. Joan PhillipsOakland, CA 946061821592742

Source: CMS NPPES, primary taxonomy 103K00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 5 of 51 per resident

  1. Massachusetts67
  2. Hawaii63
  3. Florida60
  4. California52
  5. New Mexico47
  6. Oklahoma44
  7. 50 states and D.C.32

Source: CMS NPPES, primary taxonomy 103K00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

under 0.1% of these records appear in a Medicare file, against 0.1% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. California0.0%
  2. United States0.1%

Behavior Analyst records in California, measured

  • In a Medicare file5 of 20,348 · under 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file14 · 0.1% here, 0.1% nationally
  • Not updated in five years or more10,235 · 50.3% here, 47.0% nationally
  • Median graduation year2017 · the 14 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103K00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

20,348 NPPES records list behavior analyst (103K00000X) as their primary taxonomy with a practice address in California: 52 per 100,000 residents against 32 nationally (50 states and D.C.). Costa Mesa has 1,239 of them (6%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Florida13,565
  2. Texas5,837
  3. New York5,183
  4. Massachusetts4,718

States with a similar rate per 100,000

  1. New Mexico47.5
  2. Oklahoma44.0
  3. New Hampshire41.8
  4. Hawaii63.5

The largest states

  1. Florida13,565
  2. Texas5,837
  3. New York5,183
  4. Massachusetts4,718
  5. Nevada4,540

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.